20193318

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 45439056

約数和(自身を除く): 25245738

約数列:

[1, 2, 3, 6, 9, 18, 53, 61, 106, 122, 159, 183, 318, 347, 366, 477, 549, 694, 954, 1041, 1098, 2082, 3123, 3233, 6246, 6466, 9699, 18391, 19398, 21167, 29097, 36782, 42334, 55173, 58194, 63501, 110346, 127002, 165519, 190503, 331038, 381006, 1121851, 2243702, 3365553, 6731106, 10096659, 20193318]

約数ペア:

[(1, 20193318), (2, 10096659), (3, 6731106), (6, 3365553), (9, 2243702), (18, 1121851), (53, 381006), (61, 331038), (106, 190503), (122, 165519), (159, 127002), (183, 110346), (318, 63501), (347, 58194), (366, 55173), (477, 42334), (549, 36782), (694, 29097), (954, 21167), (1041, 19398), (1098, 18391), (2082, 9699), (3123, 6466), (3233, 6246)]