20217559635

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{8527}}^1$

素因数の和:8754

約数の個数: 128

約数和(自身を含む): 44471132160

約数和(自身を除く): 24253572525

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 189, 193, 195, 273, 315, 351, 455, 579, 585, 819, 945, 965, 1351, 1365, 1737, 1755, 2457, 2509, 2895, 4053, 4095, 5211, 6755, 7527, 8527, 8685, 12159, 12285, 12545, 17563, 20265, 22581, 25581, 26055, 36477, 37635, 42635, 52689, 59689, 60795, 67743, 76743, 87815, 110851, 112905, 127905, 158067, 179067, 182385, 230229, 263445, 298445, 332553, 338715, 383715, 474201, 537201, 554255, 775957, 790335, 895335, 997659, 1151145, 1611603, 1645711, 1662765, 2327871, 2371005, 2686005, 2992977, 3879785, 4937133, 4988295, 6983613, 8058015, 8228555, 11519977, 11639355, 14811399, 14964885, 20950839, 21394243, 24685665, 34559931, 34918065, 44434197, 57599885, 64182729, 74056995, 103679793, 104754195, 106971215, 149759701, 172799655, 192548187, 222170985, 311039379, 320913645, 449279103, 518398965, 577644561, 748798505, 962740935, 1347837309, 1555196895, 2246395515, 2888222805, 4043511927, 6739186545, 20217559635]

約数ペア:

[(1, 20217559635), (3, 6739186545), (5, 4043511927), (7, 2888222805), (9, 2246395515), (13, 1555196895), (15, 1347837309), (21, 962740935), (27, 748798505), (35, 577644561), (39, 518398965), (45, 449279103), (63, 320913645), (65, 311039379), (91, 222170985), (105, 192548187), (117, 172799655), (135, 149759701), (189, 106971215), (193, 104754195), (195, 103679793), (273, 74056995), (315, 64182729), (351, 57599885), (455, 44434197), (579, 34918065), (585, 34559931), (819, 24685665), (945, 21394243), (965, 20950839), (1351, 14964885), (1365, 14811399), (1737, 11639355), (1755, 11519977), (2457, 8228555), (2509, 8058015), (2895, 6983613), (4053, 4988295), (4095, 4937133), (5211, 3879785), (6755, 2992977), (7527, 2686005), (8527, 2371005), (8685, 2327871), (12159, 1662765), (12285, 1645711), (12545, 1611603), (17563, 1151145), (20265, 997659), (22581, 895335), (25581, 790335), (26055, 775957), (36477, 554255), (37635, 537201), (42635, 474201), (52689, 383715), (59689, 338715), (60795, 332553), (67743, 298445), (76743, 263445), (87815, 230229), (110851, 182385), (112905, 179067), (127905, 158067)]