20189427118

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{4517}}^1$

素因数の和:4765

約数の個数: 64

約数和(自身を含む): 36498211200

約数和(自身を除く): 16308784082

約数列:

[1, 2, 7, 14, 29, 58, 101, 109, 202, 203, 218, 406, 707, 763, 1414, 1526, 2929, 3161, 4517, 5858, 6322, 9034, 11009, 20503, 22018, 22127, 31619, 41006, 44254, 63238, 77063, 130993, 154126, 261986, 319261, 456217, 492353, 638522, 912434, 916951, 984706, 1833902, 2234827, 3193519, 3446471, 4469654, 6387038, 6892942, 13230293, 14278237, 26460586, 28556474, 49727653, 92612051, 99455306, 99947659, 185224102, 199895318, 348093571, 696187142, 1442101937, 2884203874, 10094713559, 20189427118]

約数ペア:

[(1, 20189427118), (2, 10094713559), (7, 2884203874), (14, 1442101937), (29, 696187142), (58, 348093571), (101, 199895318), (109, 185224102), (202, 99947659), (203, 99455306), (218, 92612051), (406, 49727653), (707, 28556474), (763, 26460586), (1414, 14278237), (1526, 13230293), (2929, 6892942), (3161, 6387038), (4517, 4469654), (5858, 3446471), (6322, 3193519), (9034, 2234827), (11009, 1833902), (20503, 984706), (22018, 916951), (22127, 912434), (31619, 638522), (41006, 492353), (44254, 456217), (63238, 319261), (77063, 261986), (130993, 154126)]