18804870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1571}}^1$

素因数の和:1610

約数の個数: 96

約数和(自身を含む): 58855680

約数和(自身を除く): 40050810

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 399, 570, 630, 665, 798, 855, 1197, 1330, 1571, 1710, 1995, 2394, 3142, 3990, 4713, 5985, 7855, 9426, 10997, 11970, 14139, 15710, 21994, 23565, 28278, 29849, 32991, 47130, 54985, 59698, 65982, 70695, 89547, 98973, 109970, 141390, 149245, 164955, 179094, 197946, 208943, 268641, 298490, 329910, 417886, 447735, 494865, 537282, 626829, 895470, 989730, 1044715, 1253658, 1343205, 1880487, 2089430, 2686410, 3134145, 3760974, 6268290, 9402435, 18804870]

約数ペア:

[(1, 18804870), (2, 9402435), (3, 6268290), (5, 3760974), (6, 3134145), (7, 2686410), (9, 2089430), (10, 1880487), (14, 1343205), (15, 1253658), (18, 1044715), (19, 989730), (21, 895470), (30, 626829), (35, 537282), (38, 494865), (42, 447735), (45, 417886), (57, 329910), (63, 298490), (70, 268641), (90, 208943), (95, 197946), (105, 179094), (114, 164955), (126, 149245), (133, 141390), (171, 109970), (190, 98973), (210, 89547), (266, 70695), (285, 65982), (315, 59698), (342, 54985), (399, 47130), (570, 32991), (630, 29849), (665, 28278), (798, 23565), (855, 21994), (1197, 15710), (1330, 14139), (1571, 11970), (1710, 10997), (1995, 9426), (2394, 7855), (3142, 5985), (3990, 4713)]