19278476

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 41332032

約数和(自身を除く): 22053556

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 101, 119, 202, 238, 401, 404, 476, 707, 802, 1414, 1604, 1717, 2807, 2828, 3434, 5614, 6817, 6868, 11228, 12019, 13634, 24038, 27268, 40501, 47719, 48076, 81002, 95438, 162004, 190876, 283507, 567014, 688517, 1134028, 1377034, 2754068, 4819619, 9639238, 19278476]

約数ペア:

[(1, 19278476), (2, 9639238), (4, 4819619), (7, 2754068), (14, 1377034), (17, 1134028), (28, 688517), (34, 567014), (68, 283507), (101, 190876), (119, 162004), (202, 95438), (238, 81002), (401, 48076), (404, 47719), (476, 40501), (707, 27268), (802, 24038), (1414, 13634), (1604, 12019), (1717, 11228), (2807, 6868), (2828, 6817), (3434, 5614)]