19642122

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 45532800

約数和(自身を除く): 25890678

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 67, 89, 122, 134, 178, 183, 201, 267, 366, 402, 534, 549, 603, 801, 1098, 1206, 1602, 1647, 1809, 2403, 3294, 3618, 4087, 4806, 5429, 5963, 8174, 10858, 11926, 12261, 16287, 17889, 24522, 32574, 35778, 36783, 48861, 53667, 73566, 97722, 107334, 110349, 146583, 161001, 220698, 293166, 322002, 363743, 727486, 1091229, 2182458, 3273687, 6547374, 9821061, 19642122]

約数ペア:

[(1, 19642122), (2, 9821061), (3, 6547374), (6, 3273687), (9, 2182458), (18, 1091229), (27, 727486), (54, 363743), (61, 322002), (67, 293166), (89, 220698), (122, 161001), (134, 146583), (178, 110349), (183, 107334), (201, 97722), (267, 73566), (366, 53667), (402, 48861), (534, 36783), (549, 35778), (603, 32574), (801, 24522), (1098, 17889), (1206, 16287), (1602, 12261), (1647, 11926), (1809, 10858), (2403, 8174), (3294, 5963), (3618, 5429), (4087, 4806)]