2019945779288

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1798987}}^1$

素因数の和:1799184

約数の個数: 64

約数和(自身を含む): 4080104784000

約数和(自身を除く): 2060159004712

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 89, 152, 166, 178, 332, 356, 664, 712, 1577, 1691, 3154, 3382, 6308, 6764, 7387, 12616, 13528, 14774, 29548, 59096, 140353, 280706, 561412, 1122824, 1798987, 3597974, 7195948, 14391896, 34180753, 68361506, 136723012, 149315921, 160109843, 273446024, 298631842, 320219686, 597263684, 640439372, 1194527368, 1280878744, 2837002499, 3042087017, 5674004998, 6084174034, 11348009996, 12168348068, 13289116969, 22696019992, 24336696136, 26578233938, 53156467876, 106312935752, 252493222411, 504986444822, 1009972889644, 2019945779288]

約数ペア:

[(1, 2019945779288), (2, 1009972889644), (4, 504986444822), (8, 252493222411), (19, 106312935752), (38, 53156467876), (76, 26578233938), (83, 24336696136), (89, 22696019992), (152, 13289116969), (166, 12168348068), (178, 11348009996), (332, 6084174034), (356, 5674004998), (664, 3042087017), (712, 2837002499), (1577, 1280878744), (1691, 1194527368), (3154, 640439372), (3382, 597263684), (6308, 320219686), (6764, 298631842), (7387, 273446024), (12616, 160109843), (13528, 149315921), (14774, 136723012), (29548, 68361506), (59096, 34180753), (140353, 14391896), (280706, 7195948), (561412, 3597974), (1122824, 1798987)]