19369404

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 51760800

約数和(自身を除く): 32391396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 149, 157, 207, 276, 298, 314, 414, 447, 471, 596, 628, 828, 894, 942, 1341, 1413, 1788, 1884, 2682, 2826, 3427, 3611, 5364, 5652, 6854, 7222, 10281, 10833, 13708, 14444, 20562, 21666, 23393, 30843, 32499, 41124, 43332, 46786, 61686, 64998, 70179, 93572, 123372, 129996, 140358, 210537, 280716, 421074, 538039, 842148, 1076078, 1614117, 2152156, 3228234, 4842351, 6456468, 9684702, 19369404]

約数ペア:

[(1, 19369404), (2, 9684702), (3, 6456468), (4, 4842351), (6, 3228234), (9, 2152156), (12, 1614117), (18, 1076078), (23, 842148), (36, 538039), (46, 421074), (69, 280716), (92, 210537), (138, 140358), (149, 129996), (157, 123372), (207, 93572), (276, 70179), (298, 64998), (314, 61686), (414, 46786), (447, 43332), (471, 41124), (596, 32499), (628, 30843), (828, 23393), (894, 21666), (942, 20562), (1341, 14444), (1413, 13708), (1788, 10833), (1884, 10281), (2682, 7222), (2826, 6854), (3427, 5652), (3611, 5364)]