18494244

素因数分解:

$2^2\times 3^5\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 49533120

約数和(自身を除く): 31038876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 81, 106, 108, 159, 162, 212, 243, 318, 324, 359, 477, 486, 636, 718, 954, 972, 1077, 1431, 1436, 1908, 2154, 2862, 3231, 4293, 4308, 5724, 6462, 8586, 9693, 12879, 12924, 17172, 19027, 19386, 25758, 29079, 38054, 38772, 51516, 57081, 58158, 76108, 87237, 114162, 116316, 171243, 174474, 228324, 342486, 348948, 513729, 684972, 1027458, 1541187, 2054916, 3082374, 4623561, 6164748, 9247122, 18494244]

約数ペア:

[(1, 18494244), (2, 9247122), (3, 6164748), (4, 4623561), (6, 3082374), (9, 2054916), (12, 1541187), (18, 1027458), (27, 684972), (36, 513729), (53, 348948), (54, 342486), (81, 228324), (106, 174474), (108, 171243), (159, 116316), (162, 114162), (212, 87237), (243, 76108), (318, 58158), (324, 57081), (359, 51516), (477, 38772), (486, 38054), (636, 29079), (718, 25758), (954, 19386), (972, 19027), (1077, 17172), (1431, 12924), (1436, 12879), (1908, 9693), (2154, 8586), (2862, 6462), (3231, 5724), (4293, 4308)]