20176573365

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{739}}^1$

素因数の和:1144

約数の個数: 128

約数和(自身を含む): 39623270400

約数和(自身を除く): 19446697035

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 47, 65, 117, 135, 141, 195, 235, 331, 351, 423, 585, 611, 705, 739, 993, 1269, 1655, 1755, 1833, 2115, 2217, 2979, 3055, 3695, 4303, 4965, 5499, 6345, 6651, 8937, 9165, 9607, 11085, 12909, 14895, 15557, 16497, 19953, 21515, 27495, 28821, 33255, 34733, 38727, 44685, 46671, 48035, 64545, 77785, 82485, 86463, 99765, 104199, 116181, 140013, 144105, 173665, 193635, 202241, 233355, 244609, 259389, 312597, 420039, 432315, 451529, 520995, 580905, 606723, 700065, 733827, 937791, 1011205, 1223045, 1296945, 1354587, 1562985, 1820169, 2100195, 2201481, 2257645, 3033615, 3179917, 3669135, 4063761, 4688955, 5460507, 6604443, 6772935, 9100845, 9539751, 11007405, 11496623, 12191283, 15899585, 20318805, 27302535, 28619253, 33022215, 34489869, 47698755, 57483115, 60956415, 85857759, 103469607, 143096265, 149456099, 172449345, 310408821, 429288795, 448368297, 517348035, 747280495, 1345104891, 1552044105, 2241841485, 4035314673, 6725524455, 20176573365]

約数ペア:

[(1, 20176573365), (3, 6725524455), (5, 4035314673), (9, 2241841485), (13, 1552044105), (15, 1345104891), (27, 747280495), (39, 517348035), (45, 448368297), (47, 429288795), (65, 310408821), (117, 172449345), (135, 149456099), (141, 143096265), (195, 103469607), (235, 85857759), (331, 60956415), (351, 57483115), (423, 47698755), (585, 34489869), (611, 33022215), (705, 28619253), (739, 27302535), (993, 20318805), (1269, 15899585), (1655, 12191283), (1755, 11496623), (1833, 11007405), (2115, 9539751), (2217, 9100845), (2979, 6772935), (3055, 6604443), (3695, 5460507), (4303, 4688955), (4965, 4063761), (5499, 3669135), (6345, 3179917), (6651, 3033615), (8937, 2257645), (9165, 2201481), (9607, 2100195), (11085, 1820169), (12909, 1562985), (14895, 1354587), (15557, 1296945), (16497, 1223045), (19953, 1011205), (21515, 937791), (27495, 733827), (28821, 700065), (33255, 606723), (34733, 580905), (38727, 520995), (44685, 451529), (46671, 432315), (48035, 420039), (64545, 312597), (77785, 259389), (82485, 244609), (86463, 233355), (99765, 202241), (104199, 193635), (116181, 173665), (140013, 144105)]