19498830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 53845344

約数和(自身を除く): 34346514

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 173, 195, 221, 255, 289, 346, 390, 442, 510, 519, 578, 663, 865, 867, 1038, 1105, 1326, 1445, 1730, 1734, 2210, 2249, 2595, 2890, 2941, 3315, 3757, 4335, 4498, 5190, 5882, 6630, 6747, 7514, 8670, 8823, 11245, 11271, 13494, 14705, 17646, 18785, 22490, 22542, 29410, 33735, 37570, 38233, 44115, 49997, 56355, 67470, 76466, 88230, 99994, 112710, 114699, 149991, 191165, 229398, 249985, 299982, 382330, 499970, 573495, 649961, 749955, 1146990, 1299922, 1499910, 1949883, 3249805, 3899766, 6499610, 9749415, 19498830]

約数ペア:

[(1, 19498830), (2, 9749415), (3, 6499610), (5, 3899766), (6, 3249805), (10, 1949883), (13, 1499910), (15, 1299922), (17, 1146990), (26, 749955), (30, 649961), (34, 573495), (39, 499970), (51, 382330), (65, 299982), (78, 249985), (85, 229398), (102, 191165), (130, 149991), (170, 114699), (173, 112710), (195, 99994), (221, 88230), (255, 76466), (289, 67470), (346, 56355), (390, 49997), (442, 44115), (510, 38233), (519, 37570), (578, 33735), (663, 29410), (865, 22542), (867, 22490), (1038, 18785), (1105, 17646), (1326, 14705), (1445, 13494), (1730, 11271), (1734, 11245), (2210, 8823), (2249, 8670), (2595, 7514), (2890, 6747), (2941, 6630), (3315, 5882), (3757, 5190), (4335, 4498)]