20304877362

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{720491}}^1$

素因数の和:720575

約数の個数: 64

約数和(自身を含む): 51460420608

約数和(自身を除く): 31155543246

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 61, 66, 77, 122, 154, 183, 231, 366, 427, 462, 671, 854, 1281, 1342, 2013, 2562, 4026, 4697, 9394, 14091, 28182, 720491, 1440982, 2161473, 4322946, 5043437, 7925401, 10086874, 15130311, 15850802, 23776203, 30260622, 43949951, 47552406, 55477807, 87899902, 110955614, 131849853, 166433421, 263699706, 307649657, 332866842, 483449461, 615299314, 922948971, 966898922, 1450348383, 1845897942, 2900696766, 3384146227, 6768292454, 10152438681, 20304877362]

約数ペア:

[(1, 20304877362), (2, 10152438681), (3, 6768292454), (6, 3384146227), (7, 2900696766), (11, 1845897942), (14, 1450348383), (21, 966898922), (22, 922948971), (33, 615299314), (42, 483449461), (61, 332866842), (66, 307649657), (77, 263699706), (122, 166433421), (154, 131849853), (183, 110955614), (231, 87899902), (366, 55477807), (427, 47552406), (462, 43949951), (671, 30260622), (854, 23776203), (1281, 15850802), (1342, 15130311), (2013, 10086874), (2562, 7925401), (4026, 5043437), (4697, 4322946), (9394, 2161473), (14091, 1440982), (28182, 720491)]