19217835

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2$

素因数の和:82

約数の個数: 108

約数和(自身を含む): 43507152

約数和(自身を除く): 24289317

約数列:

[1, 3, 5, 7, 9, 13, 15, 19, 21, 35, 39, 45, 57, 63, 65, 91, 95, 105, 117, 133, 169, 171, 195, 247, 273, 285, 315, 361, 399, 455, 507, 585, 665, 741, 819, 845, 855, 1083, 1183, 1197, 1235, 1365, 1521, 1729, 1805, 1995, 2223, 2527, 2535, 3211, 3249, 3549, 3705, 4095, 4693, 5187, 5415, 5915, 5985, 7581, 7605, 8645, 9633, 10647, 11115, 12635, 14079, 15561, 16055, 16245, 17745, 22477, 22743, 23465, 25935, 28899, 32851, 37905, 42237, 48165, 53235, 61009, 67431, 70395, 77805, 98553, 112385, 113715, 144495, 164255, 183027, 202293, 211185, 295659, 305045, 337155, 427063, 492765, 549081, 915135, 1011465, 1281189, 1478295, 2135315, 2745405, 3843567, 6405945, 19217835]

約数ペア:

[(1, 19217835), (3, 6405945), (5, 3843567), (7, 2745405), (9, 2135315), (13, 1478295), (15, 1281189), (19, 1011465), (21, 915135), (35, 549081), (39, 492765), (45, 427063), (57, 337155), (63, 305045), (65, 295659), (91, 211185), (95, 202293), (105, 183027), (117, 164255), (133, 144495), (169, 113715), (171, 112385), (195, 98553), (247, 77805), (273, 70395), (285, 67431), (315, 61009), (361, 53235), (399, 48165), (455, 42237), (507, 37905), (585, 32851), (665, 28899), (741, 25935), (819, 23465), (845, 22743), (855, 22477), (1083, 17745), (1183, 16245), (1197, 16055), (1235, 15561), (1365, 14079), (1521, 12635), (1729, 11115), (1805, 10647), (1995, 9633), (2223, 8645), (2527, 7605), (2535, 7581), (3211, 5985), (3249, 5915), (3549, 5415), (3705, 5187), (4095, 4693)]