218814892

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 407554560

約数和(自身を除く): 188739668

約数列:

[1, 2, 4, 37, 47, 74, 83, 94, 148, 166, 188, 332, 379, 758, 1516, 1739, 3071, 3478, 3901, 6142, 6956, 7802, 12284, 14023, 15604, 17813, 28046, 31457, 35626, 56092, 62914, 71252, 125828, 144337, 288674, 577348, 659081, 1163909, 1318162, 1478479, 2327818, 2636324, 2956958, 4655636, 5913916, 54703723, 109407446, 218814892]

約数ペア:

[(1, 218814892), (2, 109407446), (4, 54703723), (37, 5913916), (47, 4655636), (74, 2956958), (83, 2636324), (94, 2327818), (148, 1478479), (166, 1318162), (188, 1163909), (332, 659081), (379, 577348), (758, 288674), (1516, 144337), (1739, 125828), (3071, 71252), (3478, 62914), (3901, 56092), (6142, 35626), (6956, 31457), (7802, 28046), (12284, 17813), (14023, 15604)]