20346737404

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{10987}}^1$

素因数の和:11135

約数の個数: 72

約数和(自身を含む): 43577528960

約数和(自身を除く): 23230791556

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 59, 76, 118, 133, 236, 266, 413, 532, 826, 1121, 1652, 2242, 3481, 4484, 6962, 7847, 10987, 13924, 15694, 21974, 24367, 31388, 43948, 48734, 66139, 76909, 97468, 132278, 153818, 208753, 264556, 307636, 417506, 462973, 648233, 835012, 925946, 1296466, 1461271, 1851892, 2592932, 2922542, 4537631, 5845084, 9075262, 12316427, 18150524, 24632854, 38245747, 49265708, 76491494, 86214989, 152982988, 172429978, 267720229, 344859956, 535440458, 726669193, 1070880916, 1453338386, 2906676772, 5086684351, 10173368702, 20346737404]

約数ペア:

[(1, 20346737404), (2, 10173368702), (4, 5086684351), (7, 2906676772), (14, 1453338386), (19, 1070880916), (28, 726669193), (38, 535440458), (59, 344859956), (76, 267720229), (118, 172429978), (133, 152982988), (236, 86214989), (266, 76491494), (413, 49265708), (532, 38245747), (826, 24632854), (1121, 18150524), (1652, 12316427), (2242, 9075262), (3481, 5845084), (4484, 4537631), (6962, 2922542), (7847, 2592932), (10987, 1851892), (13924, 1461271), (15694, 1296466), (21974, 925946), (24367, 835012), (31388, 648233), (43948, 462973), (48734, 417506), (66139, 307636), (76909, 264556), (97468, 208753), (132278, 153818)]