16181388

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{577}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 44182320

約数和(自身を除く): 28000932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 41, 57, 76, 82, 114, 123, 164, 171, 228, 246, 342, 369, 492, 577, 684, 738, 779, 1154, 1476, 1558, 1731, 2308, 2337, 3116, 3462, 4674, 5193, 6924, 7011, 9348, 10386, 10963, 14022, 20772, 21926, 23657, 28044, 32889, 43852, 47314, 65778, 70971, 94628, 98667, 131556, 141942, 197334, 212913, 283884, 394668, 425826, 449483, 851652, 898966, 1348449, 1797932, 2696898, 4045347, 5393796, 8090694, 16181388]

約数ペア:

[(1, 16181388), (2, 8090694), (3, 5393796), (4, 4045347), (6, 2696898), (9, 1797932), (12, 1348449), (18, 898966), (19, 851652), (36, 449483), (38, 425826), (41, 394668), (57, 283884), (76, 212913), (82, 197334), (114, 141942), (123, 131556), (164, 98667), (171, 94628), (228, 70971), (246, 65778), (342, 47314), (369, 43852), (492, 32889), (577, 28044), (684, 23657), (738, 21926), (779, 20772), (1154, 14022), (1476, 10963), (1558, 10386), (1731, 9348), (2308, 7011), (2337, 6924), (3116, 5193), (3462, 4674)]