19850970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16139}}^1$

素因数の和:16190

約数の個数: 32

約数和(自身を含む): 48807360

約数和(自身を除く): 28956390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 16139, 32278, 48417, 80695, 96834, 161390, 242085, 484170, 661699, 1323398, 1985097, 3308495, 3970194, 6616990, 9925485, 19850970]

約数ペア:

[(1, 19850970), (2, 9925485), (3, 6616990), (5, 3970194), (6, 3308495), (10, 1985097), (15, 1323398), (30, 661699), (41, 484170), (82, 242085), (123, 161390), (205, 96834), (246, 80695), (410, 48417), (615, 32278), (1230, 16139)]