18876638092

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{4951}}^1$

素因数の和:5231

約数の個数: 96

約数和(自身を含む): 39833095680

約数和(自身を除く): 20956457588

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 227, 247, 323, 442, 454, 494, 646, 884, 908, 988, 1292, 2951, 3859, 4199, 4313, 4951, 5902, 7718, 8398, 8626, 9902, 11804, 15436, 16796, 17252, 19804, 50167, 56069, 64363, 73321, 84167, 94069, 100334, 112138, 128726, 146642, 168334, 188138, 200668, 224276, 257452, 293284, 336668, 376276, 953173, 1094171, 1123877, 1222897, 1599173, 1906346, 2188342, 2247754, 2445794, 3198346, 3812692, 4376684, 4495508, 4891588, 6396692, 14610401, 19105909, 20789249, 21353663, 29220802, 38211818, 41578498, 42707326, 58441604, 76423636, 83156996, 85414652, 248376817, 277597619, 363012271, 496753634, 555195238, 726024542, 993507268, 1110390476, 1452049084, 4719159523, 9438319046, 18876638092]

約数ペア:

[(1, 18876638092), (2, 9438319046), (4, 4719159523), (13, 1452049084), (17, 1110390476), (19, 993507268), (26, 726024542), (34, 555195238), (38, 496753634), (52, 363012271), (68, 277597619), (76, 248376817), (221, 85414652), (227, 83156996), (247, 76423636), (323, 58441604), (442, 42707326), (454, 41578498), (494, 38211818), (646, 29220802), (884, 21353663), (908, 20789249), (988, 19105909), (1292, 14610401), (2951, 6396692), (3859, 4891588), (4199, 4495508), (4313, 4376684), (4951, 3812692), (5902, 3198346), (7718, 2445794), (8398, 2247754), (8626, 2188342), (9902, 1906346), (11804, 1599173), (15436, 1222897), (16796, 1123877), (17252, 1094171), (19804, 953173), (50167, 376276), (56069, 336668), (64363, 293284), (73321, 257452), (84167, 224276), (94069, 200668), (100334, 188138), (112138, 168334), (128726, 146642)]