20077558878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{17989}}^1$

素因数の和:18397

約数の個数: 64

約数和(自身を含む): 44428104000

約数和(自身を除く): 24350545122

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 349, 533, 698, 1047, 1066, 1599, 2094, 3198, 4537, 9074, 13611, 14309, 17989, 27222, 28618, 35978, 42927, 53967, 85854, 107934, 186017, 233857, 372034, 467714, 558051, 701571, 737549, 1116102, 1403142, 1475098, 2212647, 4425294, 6278161, 9588137, 12556322, 18834483, 19176274, 28764411, 37668966, 57528822, 81616093, 163232186, 244848279, 257404601, 489696558, 514809202, 772213803, 1544427606, 3346259813, 6692519626, 10038779439, 20077558878]

約数ペア:

[(1, 20077558878), (2, 10038779439), (3, 6692519626), (6, 3346259813), (13, 1544427606), (26, 772213803), (39, 514809202), (41, 489696558), (78, 257404601), (82, 244848279), (123, 163232186), (246, 81616093), (349, 57528822), (533, 37668966), (698, 28764411), (1047, 19176274), (1066, 18834483), (1599, 12556322), (2094, 9588137), (3198, 6278161), (4537, 4425294), (9074, 2212647), (13611, 1475098), (14309, 1403142), (17989, 1116102), (27222, 737549), (28618, 701571), (35978, 558051), (42927, 467714), (53967, 372034), (85854, 233857), (107934, 186017)]