19617420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 38443380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 53, 60, 62, 93, 106, 124, 155, 159, 186, 199, 212, 265, 310, 318, 372, 398, 465, 530, 597, 620, 636, 795, 796, 930, 995, 1060, 1194, 1590, 1643, 1860, 1990, 2388, 2985, 3180, 3286, 3980, 4929, 5970, 6169, 6572, 8215, 9858, 10547, 11940, 12338, 16430, 18507, 19716, 21094, 24645, 24676, 30845, 31641, 32860, 37014, 42188, 49290, 52735, 61690, 63282, 74028, 92535, 98580, 105470, 123380, 126564, 158205, 185070, 210940, 316410, 326957, 370140, 632820, 653914, 980871, 1307828, 1634785, 1961742, 3269570, 3923484, 4904355, 6539140, 9808710, 19617420]

約数ペア:

[(1, 19617420), (2, 9808710), (3, 6539140), (4, 4904355), (5, 3923484), (6, 3269570), (10, 1961742), (12, 1634785), (15, 1307828), (20, 980871), (30, 653914), (31, 632820), (53, 370140), (60, 326957), (62, 316410), (93, 210940), (106, 185070), (124, 158205), (155, 126564), (159, 123380), (186, 105470), (199, 98580), (212, 92535), (265, 74028), (310, 63282), (318, 61690), (372, 52735), (398, 49290), (465, 42188), (530, 37014), (597, 32860), (620, 31641), (636, 30845), (795, 24676), (796, 24645), (930, 21094), (995, 19716), (1060, 18507), (1194, 16430), (1590, 12338), (1643, 11940), (1860, 10547), (1990, 9858), (2388, 8215), (2985, 6572), (3180, 6169), (3286, 5970), (3980, 4929)]