19897846384

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{11699}}^1$

素因数の和:11787

約数の個数: 120

約数和(自身を含む): 45399884400

約数和(自身を除く): 25502038016

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 37, 52, 68, 74, 104, 136, 148, 169, 208, 221, 272, 296, 338, 442, 481, 592, 629, 676, 884, 962, 1258, 1352, 1768, 1924, 2516, 2704, 2873, 3536, 3848, 5032, 5746, 6253, 7696, 8177, 10064, 11492, 11699, 12506, 16354, 22984, 23398, 25012, 32708, 45968, 46796, 50024, 65416, 93592, 100048, 106301, 130832, 152087, 187184, 198883, 212602, 304174, 397766, 425204, 432863, 608348, 795532, 850408, 865726, 1216696, 1591064, 1700816, 1731452, 1977131, 2433392, 2585479, 3182128, 3462904, 3954262, 5170958, 5627219, 6925808, 7358671, 7908524, 10341916, 11254438, 14717342, 15817048, 20683832, 22508876, 29434684, 31634096, 33611227, 41367664, 45017752, 58869368, 67222454, 73153847, 90035504, 95662723, 117738736, 134444908, 146307694, 191325446, 268889816, 292615388, 382650892, 537779632, 585230776, 765301784, 1170461552, 1243615399, 1530603568, 2487230798, 4974461596, 9948923192, 19897846384]

約数ペア:

[(1, 19897846384), (2, 9948923192), (4, 4974461596), (8, 2487230798), (13, 1530603568), (16, 1243615399), (17, 1170461552), (26, 765301784), (34, 585230776), (37, 537779632), (52, 382650892), (68, 292615388), (74, 268889816), (104, 191325446), (136, 146307694), (148, 134444908), (169, 117738736), (208, 95662723), (221, 90035504), (272, 73153847), (296, 67222454), (338, 58869368), (442, 45017752), (481, 41367664), (592, 33611227), (629, 31634096), (676, 29434684), (884, 22508876), (962, 20683832), (1258, 15817048), (1352, 14717342), (1768, 11254438), (1924, 10341916), (2516, 7908524), (2704, 7358671), (2873, 6925808), (3536, 5627219), (3848, 5170958), (5032, 3954262), (5746, 3462904), (6253, 3182128), (7696, 2585479), (8177, 2433392), (10064, 1977131), (11492, 1731452), (11699, 1700816), (12506, 1591064), (16354, 1216696), (22984, 865726), (23398, 850408), (25012, 795532), (32708, 608348), (45968, 432863), (46796, 425204), (50024, 397766), (65416, 304174), (93592, 212602), (100048, 198883), (106301, 187184), (130832, 152087)]