19003644

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1297}}^1$

素因数の和:1355

約数の個数: 72

約数和(自身を含む): 53861808

約数和(自身を除く): 34858164

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 66, 74, 99, 111, 132, 148, 198, 222, 333, 396, 407, 444, 666, 814, 1221, 1297, 1332, 1628, 2442, 2594, 3663, 3891, 4884, 5188, 7326, 7782, 11673, 14267, 14652, 15564, 23346, 28534, 42801, 46692, 47989, 57068, 85602, 95978, 128403, 143967, 171204, 191956, 256806, 287934, 431901, 513612, 527879, 575868, 863802, 1055758, 1583637, 1727604, 2111516, 3167274, 4750911, 6334548, 9501822, 19003644]

約数ペア:

[(1, 19003644), (2, 9501822), (3, 6334548), (4, 4750911), (6, 3167274), (9, 2111516), (11, 1727604), (12, 1583637), (18, 1055758), (22, 863802), (33, 575868), (36, 527879), (37, 513612), (44, 431901), (66, 287934), (74, 256806), (99, 191956), (111, 171204), (132, 143967), (148, 128403), (198, 95978), (222, 85602), (333, 57068), (396, 47989), (407, 46692), (444, 42801), (666, 28534), (814, 23346), (1221, 15564), (1297, 14652), (1332, 14267), (1628, 11673), (2442, 7782), (2594, 7326), (3663, 5188), (3891, 4884)]