20408060568

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{641}}^1\times {\mathrm{27073}}^1$

素因数の和:27737

約数の個数: 96

約数和(自身を含む): 59444757360

約数和(自身を除く): 39036696792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 641, 1176, 1282, 1923, 2564, 3846, 4487, 5128, 7692, 8974, 13461, 15384, 17948, 26922, 27073, 31409, 35896, 53844, 54146, 62818, 81219, 94227, 107688, 108292, 125636, 162438, 188454, 189511, 216584, 251272, 324876, 376908, 379022, 568533, 649752, 753816, 758044, 1137066, 1326577, 1516088, 2274132, 2653154, 3979731, 4548264, 5306308, 7959462, 10612616, 15918924, 17353793, 31837848, 34707586, 52061379, 69415172, 104122758, 121476551, 138830344, 208245516, 242953102, 364429653, 416491032, 485906204, 728859306, 850335857, 971812408, 1457718612, 1700671714, 2551007571, 2915437224, 3401343428, 5102015142, 6802686856, 10204030284, 20408060568]

約数ペア:

[(1, 20408060568), (2, 10204030284), (3, 6802686856), (4, 5102015142), (6, 3401343428), (7, 2915437224), (8, 2551007571), (12, 1700671714), (14, 1457718612), (21, 971812408), (24, 850335857), (28, 728859306), (42, 485906204), (49, 416491032), (56, 364429653), (84, 242953102), (98, 208245516), (147, 138830344), (168, 121476551), (196, 104122758), (294, 69415172), (392, 52061379), (588, 34707586), (641, 31837848), (1176, 17353793), (1282, 15918924), (1923, 10612616), (2564, 7959462), (3846, 5306308), (4487, 4548264), (5128, 3979731), (7692, 2653154), (8974, 2274132), (13461, 1516088), (15384, 1326577), (17948, 1137066), (26922, 758044), (27073, 753816), (31409, 649752), (35896, 568533), (53844, 379022), (54146, 376908), (62818, 324876), (81219, 251272), (94227, 216584), (107688, 189511), (108292, 188454), (125636, 162438)]